| 简介 |
Luminescent lanthanide complex and inks containing the complex as well as its method of production and article including the complex, wherein the complex includes the formula :
wherein M is chosen from the alkali cations Li+, Na+, K+, Rb+ and Cs+ and mixtures thereof and is present to neutralize charge of the complex;
wherein Ln is chosen from the trivalent rare-earth cations of Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Yb and mixtures thereof;
wherein R is a C5 to C6 heteroaryl :
wherein Y is an optionally substituted C3-C8 heterocycloalkyl moiety linked to R by an N atom;
wherein n is an integer of 3 or 5; and
wherein x is an integer of 0 or 1. |
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